Home / 99,146.57-148,697.98-29,031.35

Finding the Fourth Proportional to 99,146.57, 148,697.98 and 29,031.35

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Solution

The fourth proportional to 99,146.57, 148,697.98 and 29,031.35 is: 43,540.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,146.57 : 148,697.98 = 29,031.35 : x
  2. Step 2: Convert to fraction form
    99,146.57/148,697.98 = 29,031.35/x
  3. Step 3: Cross multiply
    99,146.57x = 148,697.98 × 29,031.35
  4. Step 4: Simplify right side
    99,146.57x = 4,316,902,285.60
  5. Step 5: Solve for x
    x = 4,316,902,285.60/99,146.57
  6. Step 6: Final answer
    x = 43,540.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.